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1·Scientists studied the Great Lakes in America and the Arctic Ocean in northern Canada.

科学家们研究了美国的五大湖和加拿大北部的北冰洋。

2·Where are the Great Lakes?

五大湖在哪里？

3·The residence times for the Great Lakes of North America, namely, Lakes Superior, Michigan, Huron, Erie, and Ontario, are, respectively, 190, 100, 22, 2.5, and 6 years.

北美五大湖，也就是苏必利尔湖、密歇根湖、休伦湖、伊利湖和安大略湖，它们的停留时间分别是190年、100年、22年、2.5年和6年。

4·It's a phenomenon that occurs anywhere you have a large lake that doesn't freeze and have cold air flowing over it, mostly in the Northern Hemisphere Like the great lakes in the United States.

这种现象发生在不结冰的大湖泊附近，这些湖通常被冷空气包围着，并且它们大多数坐落在北半球，就像美国的五大湖一样。

5·The Great Lakes lie between the USA and Canada.

五大湖在美国和加拿大两国之间。

6·They still study the ecosystem of the Great Lakes today.

今天他们还在研究五大湖的生态系统。

7·The great lakes along the Yangtze are also victims of the drought.

长江流域五大湖也遭受旱灾的影响。

8·Now the Great Lakes states are reconsidering their main asset.

如今，大湖区正在重新审视其重要财富。

9·It's not yet certain that Asian carp have made it into the Great Lakes.

目前尚不确定亚洲鲤鱼已经向五大湖进军。

10·The Great Lakes are famous , so people like going sightseeing there.

五大湖很著名的，所以人们喜欢去那里观光。